./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/psyco/psyco_cev_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/psyco/psyco_cev_2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 35f5c6705ca2c66e73829eac7c84967d3860f5cd41b439a061cbba06d82303f4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:30:07,595 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:30:07,694 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 01:30:07,698 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:30:07,699 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:30:07,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:30:07,725 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:30:07,726 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:30:07,727 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:30:07,727 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:30:07,728 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:30:07,728 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:30:07,729 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:30:07,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:30:07,730 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:30:07,731 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:30:07,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:30:07,732 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:30:07,733 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:30:07,733 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:30:07,734 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:30:07,734 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:30:07,735 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:30:07,735 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:30:07,736 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:30:07,736 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:30:07,737 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:30:07,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:30:07,738 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:30:07,738 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:30:07,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:30:07,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:30:07,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:30:07,740 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:30:07,740 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:30:07,740 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:30:07,741 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:30:07,741 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:30:07,741 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:30:07,741 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:30:07,741 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:30:07,742 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:30:07,742 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35f5c6705ca2c66e73829eac7c84967d3860f5cd41b439a061cbba06d82303f4 [2023-11-29 01:30:07,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:30:07,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:30:07,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:30:07,974 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:30:07,975 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:30:07,976 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/psyco/psyco_cev_2.c [2023-11-29 01:30:10,691 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:30:18,456 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:30:18,457 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/sv-benchmarks/c/psyco/psyco_cev_2.c [2023-11-29 01:30:20,139 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/data/22c3a1815/50f59cbe1cb54708b63f2c0cc0f4c87f/FLAGed9caecfb [2023-11-29 01:30:20,155 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/data/22c3a1815/50f59cbe1cb54708b63f2c0cc0f4c87f [2023-11-29 01:30:20,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:30:20,159 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:30:20,160 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:30:20,160 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:30:20,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:30:20,166 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:30:20" (1/1) ... [2023-11-29 01:30:20,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca6ed4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:30:20, skipping insertion in model container [2023-11-29 01:30:20,168 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:30:20" (1/1) ... [2023-11-29 01:30:28,008 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:32:22,037 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/sv-benchmarks/c/psyco/psyco_cev_2.c[72914221,72914234] [2023-11-29 01:32:22,353 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:32:22,363 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:33:47,151 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/sv-benchmarks/c/psyco/psyco_cev_2.c[72914221,72914234] [2023-11-29 01:33:47,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:33:47,462 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:33:47,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:47 WrapperNode [2023-11-29 01:33:47,463 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:33:47,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:33:47,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:33:47,464 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:33:47,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:47" (1/1) ... [2023-11-29 01:33:54,864 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:47" (1/1) ... [2023-11-29 01:34:15,631 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47112 [2023-11-29 01:34:15,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:34:15,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:34:15,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:34:15,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:34:15,642 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:47" (1/1) ... [2023-11-29 01:34:15,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:47" (1/1) ... [2023-11-29 01:34:23,297 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:47" (1/1) ... [2023-11-29 01:34:24,190 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 01:34:24,191 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:47" (1/1) ... [2023-11-29 01:34:24,191 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:47" (1/1) ... [2023-11-29 01:34:34,174 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:47" (1/1) ... [2023-11-29 01:34:34,339 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:47" (1/1) ... [2023-11-29 01:34:35,087 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:47" (1/1) ... [2023-11-29 01:34:35,974 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:47" (1/1) ... [2023-11-29 01:34:41,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:34:41,404 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:34:41,404 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:34:41,404 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:34:41,405 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:47" (1/1) ... [2023-11-29 01:34:41,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:34:41,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:34:41,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:34:41,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:34:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:34:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:34:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:34:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:34:42,015 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:34:42,017 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:35:20,497 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:35:20,724 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:35:20,726 INFO L309 CfgBuilder]: Removed 179 assume(true) statements. [2023-11-29 01:35:20,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:35:20 BoogieIcfgContainer [2023-11-29 01:35:20,731 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:35:20,735 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:35:20,735 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:35:20,739 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:35:20,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:30:20" (1/3) ... [2023-11-29 01:35:20,741 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ebb895f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:35:20, skipping insertion in model container [2023-11-29 01:35:20,741 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:33:47" (2/3) ... [2023-11-29 01:35:20,743 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ebb895f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:35:20, skipping insertion in model container [2023-11-29 01:35:20,744 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:35:20" (3/3) ... [2023-11-29 01:35:20,745 INFO L112 eAbstractionObserver]: Analyzing ICFG psyco_cev_2.c [2023-11-29 01:35:20,760 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:35:20,760 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:35:20,925 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:35:20,932 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@732fafc9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:35:20,932 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:35:20,967 INFO L276 IsEmpty]: Start isEmpty. Operand has 7492 states, 7490 states have (on average 1.9995994659546061) internal successors, (14977), 7491 states have internal predecessors, (14977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:20,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-29 01:35:20,974 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:20,975 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:20,975 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:20,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:20,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1914626641, now seen corresponding path program 1 times [2023-11-29 01:35:20,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:20,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637527782] [2023-11-29 01:35:20,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:20,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:21,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:35:21,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:21,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637527782] [2023-11-29 01:35:21,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637527782] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:21,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:21,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:35:21,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244874611] [2023-11-29 01:35:21,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:21,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:35:21,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:21,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:35:21,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:35:21,264 INFO L87 Difference]: Start difference. First operand has 7492 states, 7490 states have (on average 1.9995994659546061) internal successors, (14977), 7491 states have internal predecessors, (14977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:21,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:21,557 INFO L93 Difference]: Finished difference Result 12679 states and 25345 transitions. [2023-11-29 01:35:21,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:35:21,560 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-11-29 01:35:21,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:21,610 INFO L225 Difference]: With dead ends: 12679 [2023-11-29 01:35:21,610 INFO L226 Difference]: Without dead ends: 5145 [2023-11-29 01:35:21,629 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:35:21,635 INFO L413 NwaCegarLoop]: 7735 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7735 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:21,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7735 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:35:21,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5145 states. [2023-11-29 01:35:21,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5145 to 5145. [2023-11-29 01:35:21,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5145 states, 5144 states have (on average 1.4875583203732503) internal successors, (7652), 5144 states have internal predecessors, (7652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:21,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5145 states to 5145 states and 7652 transitions. [2023-11-29 01:35:21,846 INFO L78 Accepts]: Start accepts. Automaton has 5145 states and 7652 transitions. Word has length 8 [2023-11-29 01:35:21,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:21,846 INFO L495 AbstractCegarLoop]: Abstraction has 5145 states and 7652 transitions. [2023-11-29 01:35:21,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:21,847 INFO L276 IsEmpty]: Start isEmpty. Operand 5145 states and 7652 transitions. [2023-11-29 01:35:21,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-29 01:35:21,848 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:21,848 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:21,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 01:35:21,849 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:21,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:21,850 INFO L85 PathProgramCache]: Analyzing trace with hash -244809827, now seen corresponding path program 1 times [2023-11-29 01:35:21,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:21,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864721135] [2023-11-29 01:35:21,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:21,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:21,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:22,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:35:22,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:22,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864721135] [2023-11-29 01:35:22,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864721135] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:22,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:22,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:35:22,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695683300] [2023-11-29 01:35:22,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:22,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:22,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:22,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:22,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:22,011 INFO L87 Difference]: Start difference. First operand 5145 states and 7652 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:22,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:22,441 INFO L93 Difference]: Finished difference Result 10292 states and 15307 transitions. [2023-11-29 01:35:22,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:22,442 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2023-11-29 01:35:22,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:22,470 INFO L225 Difference]: With dead ends: 10292 [2023-11-29 01:35:22,470 INFO L226 Difference]: Without dead ends: 5148 [2023-11-29 01:35:22,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:22,478 INFO L413 NwaCegarLoop]: 7650 mSDtfsCounter, 4 mSDsluCounter, 7482 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 15132 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:22,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 15132 Invalid, 168 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:35:22,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5148 states. [2023-11-29 01:35:22,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5148 to 5148. [2023-11-29 01:35:22,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5148 states, 5147 states have (on average 1.487274140275889) internal successors, (7655), 5147 states have internal predecessors, (7655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:22,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5148 states to 5148 states and 7655 transitions. [2023-11-29 01:35:22,599 INFO L78 Accepts]: Start accepts. Automaton has 5148 states and 7655 transitions. Word has length 9 [2023-11-29 01:35:22,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:22,600 INFO L495 AbstractCegarLoop]: Abstraction has 5148 states and 7655 transitions. [2023-11-29 01:35:22,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:22,600 INFO L276 IsEmpty]: Start isEmpty. Operand 5148 states and 7655 transitions. [2023-11-29 01:35:22,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-29 01:35:22,601 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:22,601 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:22,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 01:35:22,601 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:22,602 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:22,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1825178804, now seen corresponding path program 1 times [2023-11-29 01:35:22,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:22,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437031050] [2023-11-29 01:35:22,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:22,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:22,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:35:22,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:22,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437031050] [2023-11-29 01:35:22,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437031050] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:22,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:22,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:35:22,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640087622] [2023-11-29 01:35:22,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:22,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:22,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:22,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:22,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:22,704 INFO L87 Difference]: Start difference. First operand 5148 states and 7655 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:23,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:23,085 INFO L93 Difference]: Finished difference Result 10300 states and 15316 transitions. [2023-11-29 01:35:23,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:23,086 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2023-11-29 01:35:23,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:23,114 INFO L225 Difference]: With dead ends: 10300 [2023-11-29 01:35:23,114 INFO L226 Difference]: Without dead ends: 5154 [2023-11-29 01:35:23,121 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:23,122 INFO L413 NwaCegarLoop]: 7649 mSDtfsCounter, 832 mSDsluCounter, 6656 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 832 SdHoareTripleChecker+Valid, 14305 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:23,123 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [832 Valid, 14305 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:35:23,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5154 states. [2023-11-29 01:35:23,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5154 to 5152. [2023-11-29 01:35:23,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5152 states, 5151 states have (on average 1.4868957483983694) internal successors, (7659), 5151 states have internal predecessors, (7659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:23,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5152 states to 5152 states and 7659 transitions. [2023-11-29 01:35:23,246 INFO L78 Accepts]: Start accepts. Automaton has 5152 states and 7659 transitions. Word has length 14 [2023-11-29 01:35:23,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:23,247 INFO L495 AbstractCegarLoop]: Abstraction has 5152 states and 7659 transitions. [2023-11-29 01:35:23,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:23,248 INFO L276 IsEmpty]: Start isEmpty. Operand 5152 states and 7659 transitions. [2023-11-29 01:35:23,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-29 01:35:23,249 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:23,249 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:23,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 01:35:23,249 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:23,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:23,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1276519349, now seen corresponding path program 1 times [2023-11-29 01:35:23,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:23,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719727339] [2023-11-29 01:35:23,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:23,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:23,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:23,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:35:23,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:23,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719727339] [2023-11-29 01:35:23,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719727339] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:23,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:23,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:35:23,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026736963] [2023-11-29 01:35:23,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:23,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:23,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:23,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:23,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:23,377 INFO L87 Difference]: Start difference. First operand 5152 states and 7659 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:24,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:24,165 INFO L93 Difference]: Finished difference Result 15443 states and 22964 transitions. [2023-11-29 01:35:24,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:24,166 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2023-11-29 01:35:24,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:24,222 INFO L225 Difference]: With dead ends: 15443 [2023-11-29 01:35:24,222 INFO L226 Difference]: Without dead ends: 10279 [2023-11-29 01:35:24,231 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:24,232 INFO L413 NwaCegarLoop]: 7515 mSDtfsCounter, 7479 mSDsluCounter, 7470 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7479 SdHoareTripleChecker+Valid, 14985 SdHoareTripleChecker+Invalid, 459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:24,232 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7479 Valid, 14985 Invalid, 459 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [163 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 01:35:24,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10279 states. [2023-11-29 01:35:24,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10279 to 10207. [2023-11-29 01:35:24,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10207 states, 10206 states have (on average 1.4886341367822848) internal successors, (15193), 10206 states have internal predecessors, (15193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:24,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10207 states to 10207 states and 15193 transitions. [2023-11-29 01:35:24,463 INFO L78 Accepts]: Start accepts. Automaton has 10207 states and 15193 transitions. Word has length 17 [2023-11-29 01:35:24,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:24,464 INFO L495 AbstractCegarLoop]: Abstraction has 10207 states and 15193 transitions. [2023-11-29 01:35:24,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:24,464 INFO L276 IsEmpty]: Start isEmpty. Operand 10207 states and 15193 transitions. [2023-11-29 01:35:24,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-29 01:35:24,465 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:24,466 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:24,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 01:35:24,466 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:24,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:24,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1851723497, now seen corresponding path program 1 times [2023-11-29 01:35:24,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:24,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921431321] [2023-11-29 01:35:24,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:24,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:24,579 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:35:24,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:24,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921431321] [2023-11-29 01:35:24,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921431321] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:24,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:24,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:35:24,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441927499] [2023-11-29 01:35:24,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:24,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:24,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:24,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:24,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:24,584 INFO L87 Difference]: Start difference. First operand 10207 states and 15193 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:24,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:24,951 INFO L93 Difference]: Finished difference Result 20424 states and 30403 transitions. [2023-11-29 01:35:24,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:24,951 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2023-11-29 01:35:24,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:24,980 INFO L225 Difference]: With dead ends: 20424 [2023-11-29 01:35:24,980 INFO L226 Difference]: Without dead ends: 10219 [2023-11-29 01:35:24,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:24,996 INFO L413 NwaCegarLoop]: 7651 mSDtfsCounter, 833 mSDsluCounter, 6656 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 833 SdHoareTripleChecker+Valid, 14307 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:24,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [833 Valid, 14307 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:35:25,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10219 states. [2023-11-29 01:35:25,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10219 to 10217. [2023-11-29 01:35:25,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10217 states, 10216 states have (on average 1.4881558339859045) internal successors, (15203), 10216 states have internal predecessors, (15203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:25,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10217 states to 10217 states and 15203 transitions. [2023-11-29 01:35:25,225 INFO L78 Accepts]: Start accepts. Automaton has 10217 states and 15203 transitions. Word has length 23 [2023-11-29 01:35:25,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:25,225 INFO L495 AbstractCegarLoop]: Abstraction has 10217 states and 15203 transitions. [2023-11-29 01:35:25,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:25,226 INFO L276 IsEmpty]: Start isEmpty. Operand 10217 states and 15203 transitions. [2023-11-29 01:35:25,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2023-11-29 01:35:25,244 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:25,245 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:25,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 01:35:25,246 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:25,246 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:25,246 INFO L85 PathProgramCache]: Analyzing trace with hash 1657237777, now seen corresponding path program 1 times [2023-11-29 01:35:25,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:25,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110741546] [2023-11-29 01:35:25,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:25,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:25,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:25,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:35:25,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:25,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110741546] [2023-11-29 01:35:25,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110741546] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:25,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:25,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:35:25,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798281718] [2023-11-29 01:35:25,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:25,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:25,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:25,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:25,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:25,777 INFO L87 Difference]: Start difference. First operand 10217 states and 15203 transitions. Second operand has 3 states, 3 states have (on average 93.0) internal successors, (279), 2 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:26,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:26,139 INFO L93 Difference]: Finished difference Result 10795 states and 16054 transitions. [2023-11-29 01:35:26,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:26,140 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.0) internal successors, (279), 2 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 280 [2023-11-29 01:35:26,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:26,167 INFO L225 Difference]: With dead ends: 10795 [2023-11-29 01:35:26,167 INFO L226 Difference]: Without dead ends: 10789 [2023-11-29 01:35:26,170 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:26,171 INFO L413 NwaCegarLoop]: 7639 mSDtfsCounter, 558 mSDsluCounter, 7470 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 558 SdHoareTripleChecker+Valid, 15109 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:26,172 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [558 Valid, 15109 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:35:26,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10789 states. [2023-11-29 01:35:26,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10789 to 10781. [2023-11-29 01:35:26,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10781 states, 10780 states have (on average 1.4879406307977736) internal successors, (16040), 10780 states have internal predecessors, (16040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:26,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10781 states to 10781 states and 16040 transitions. [2023-11-29 01:35:26,492 INFO L78 Accepts]: Start accepts. Automaton has 10781 states and 16040 transitions. Word has length 280 [2023-11-29 01:35:26,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:26,500 INFO L495 AbstractCegarLoop]: Abstraction has 10781 states and 16040 transitions. [2023-11-29 01:35:26,500 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.0) internal successors, (279), 2 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:26,500 INFO L276 IsEmpty]: Start isEmpty. Operand 10781 states and 16040 transitions. [2023-11-29 01:35:26,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2023-11-29 01:35:26,506 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:26,506 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:26,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 01:35:26,507 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:26,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:26,507 INFO L85 PathProgramCache]: Analyzing trace with hash -154845556, now seen corresponding path program 1 times [2023-11-29 01:35:26,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:26,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649518490] [2023-11-29 01:35:26,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:26,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:26,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:35:26,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:26,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649518490] [2023-11-29 01:35:26,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649518490] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:26,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:26,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:35:26,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156054713] [2023-11-29 01:35:26,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:26,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:26,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:26,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:26,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:26,870 INFO L87 Difference]: Start difference. First operand 10781 states and 16040 transitions. Second operand has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 2 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:27,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:27,617 INFO L93 Difference]: Finished difference Result 31202 states and 46433 transitions. [2023-11-29 01:35:27,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:27,618 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 2 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 281 [2023-11-29 01:35:27,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:27,669 INFO L225 Difference]: With dead ends: 31202 [2023-11-29 01:35:27,669 INFO L226 Difference]: Without dead ends: 20987 [2023-11-29 01:35:27,684 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:27,688 INFO L413 NwaCegarLoop]: 7524 mSDtfsCounter, 7218 mSDsluCounter, 7470 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7218 SdHoareTripleChecker+Valid, 14994 SdHoareTripleChecker+Invalid, 471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:27,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7218 Valid, 14994 Invalid, 471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 01:35:27,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20987 states. [2023-11-29 01:35:28,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20987 to 20917. [2023-11-29 01:35:28,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20917 states, 20916 states have (on average 1.4886689615605277) internal successors, (31137), 20916 states have internal predecessors, (31137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20917 states to 20917 states and 31137 transitions. [2023-11-29 01:35:28,089 INFO L78 Accepts]: Start accepts. Automaton has 20917 states and 31137 transitions. Word has length 281 [2023-11-29 01:35:28,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:28,090 INFO L495 AbstractCegarLoop]: Abstraction has 20917 states and 31137 transitions. [2023-11-29 01:35:28,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.33333333333333) internal successors, (280), 2 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:28,090 INFO L276 IsEmpty]: Start isEmpty. Operand 20917 states and 31137 transitions. [2023-11-29 01:35:28,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2023-11-29 01:35:28,096 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:28,096 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:28,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 01:35:28,097 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:28,097 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:28,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1310251624, now seen corresponding path program 1 times [2023-11-29 01:35:28,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:28,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706111659] [2023-11-29 01:35:28,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:28,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:28,346 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:35:28,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:28,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706111659] [2023-11-29 01:35:28,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706111659] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:28,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:28,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:35:28,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680590172] [2023-11-29 01:35:28,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:28,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:28,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:28,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:28,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:28,349 INFO L87 Difference]: Start difference. First operand 20917 states and 31137 transitions. Second operand has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:28,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:28,840 INFO L93 Difference]: Finished difference Result 41265 states and 61433 transitions. [2023-11-29 01:35:28,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:28,841 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 289 [2023-11-29 01:35:28,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:28,881 INFO L225 Difference]: With dead ends: 41265 [2023-11-29 01:35:28,881 INFO L226 Difference]: Without dead ends: 20914 [2023-11-29 01:35:28,905 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:28,907 INFO L413 NwaCegarLoop]: 8339 mSDtfsCounter, 7219 mSDsluCounter, 827 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7219 SdHoareTripleChecker+Valid, 9166 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:28,907 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7219 Valid, 9166 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:35:28,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20914 states. [2023-11-29 01:35:29,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20914 to 20908. [2023-11-29 01:35:29,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20908 states, 20907 states have (on average 1.4880661979241403) internal successors, (31111), 20907 states have internal predecessors, (31111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:29,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20908 states to 20908 states and 31111 transitions. [2023-11-29 01:35:29,227 INFO L78 Accepts]: Start accepts. Automaton has 20908 states and 31111 transitions. Word has length 289 [2023-11-29 01:35:29,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:29,228 INFO L495 AbstractCegarLoop]: Abstraction has 20908 states and 31111 transitions. [2023-11-29 01:35:29,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.0) internal successors, (288), 3 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:29,228 INFO L276 IsEmpty]: Start isEmpty. Operand 20908 states and 31111 transitions. [2023-11-29 01:35:29,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2023-11-29 01:35:29,234 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:29,234 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:29,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 01:35:29,235 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:29,235 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:29,236 INFO L85 PathProgramCache]: Analyzing trace with hash 784023788, now seen corresponding path program 1 times [2023-11-29 01:35:29,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:29,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215622328] [2023-11-29 01:35:29,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:29,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:29,452 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:35:29,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:29,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215622328] [2023-11-29 01:35:29,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215622328] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:29,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:29,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:35:29,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653655254] [2023-11-29 01:35:29,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:29,454 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:29,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:29,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:29,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:29,456 INFO L87 Difference]: Start difference. First operand 20908 states and 31111 transitions. Second operand has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:29,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:29,830 INFO L93 Difference]: Finished difference Result 38944 states and 57963 transitions. [2023-11-29 01:35:29,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:29,831 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 294 [2023-11-29 01:35:29,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:29,863 INFO L225 Difference]: With dead ends: 38944 [2023-11-29 01:35:29,863 INFO L226 Difference]: Without dead ends: 18602 [2023-11-29 01:35:29,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:29,879 INFO L413 NwaCegarLoop]: 7583 mSDtfsCounter, 5808 mSDsluCounter, 1651 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5808 SdHoareTripleChecker+Valid, 9234 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:29,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5808 Valid, 9234 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:35:29,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18602 states. [2023-11-29 01:35:30,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18602 to 18600. [2023-11-29 01:35:30,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18600 states, 18599 states have (on average 1.4878756922415184) internal successors, (27673), 18599 states have internal predecessors, (27673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:30,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18600 states to 18600 states and 27673 transitions. [2023-11-29 01:35:30,177 INFO L78 Accepts]: Start accepts. Automaton has 18600 states and 27673 transitions. Word has length 294 [2023-11-29 01:35:30,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:30,178 INFO L495 AbstractCegarLoop]: Abstraction has 18600 states and 27673 transitions. [2023-11-29 01:35:30,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:30,178 INFO L276 IsEmpty]: Start isEmpty. Operand 18600 states and 27673 transitions. [2023-11-29 01:35:30,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2023-11-29 01:35:30,184 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:30,185 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:30,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 01:35:30,185 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:30,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:30,186 INFO L85 PathProgramCache]: Analyzing trace with hash -815236914, now seen corresponding path program 1 times [2023-11-29 01:35:30,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:30,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577268075] [2023-11-29 01:35:30,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:30,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:30,368 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:35:30,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:30,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577268075] [2023-11-29 01:35:30,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577268075] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:30,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:30,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:35:30,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36818933] [2023-11-29 01:35:30,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:30,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:30,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:30,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:30,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:30,371 INFO L87 Difference]: Start difference. First operand 18600 states and 27673 transitions. Second operand has 3 states, 3 states have (on average 99.33333333333333) internal successors, (298), 3 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:30,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:30,711 INFO L93 Difference]: Finished difference Result 36654 states and 54531 transitions. [2023-11-29 01:35:30,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:30,712 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 99.33333333333333) internal successors, (298), 3 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 299 [2023-11-29 01:35:30,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:30,744 INFO L225 Difference]: With dead ends: 36654 [2023-11-29 01:35:30,744 INFO L226 Difference]: Without dead ends: 18626 [2023-11-29 01:35:30,760 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:30,761 INFO L413 NwaCegarLoop]: 7596 mSDtfsCounter, 829 mSDsluCounter, 6613 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 829 SdHoareTripleChecker+Valid, 14209 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:30,761 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [829 Valid, 14209 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:35:30,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18626 states. [2023-11-29 01:35:31,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18626 to 18624. [2023-11-29 01:35:31,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18624 states, 18623 states have (on average 1.4872469526929066) internal successors, (27697), 18623 states have internal predecessors, (27697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:31,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18624 states to 18624 states and 27697 transitions. [2023-11-29 01:35:31,053 INFO L78 Accepts]: Start accepts. Automaton has 18624 states and 27697 transitions. Word has length 299 [2023-11-29 01:35:31,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:31,053 INFO L495 AbstractCegarLoop]: Abstraction has 18624 states and 27697 transitions. [2023-11-29 01:35:31,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 99.33333333333333) internal successors, (298), 3 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:31,054 INFO L276 IsEmpty]: Start isEmpty. Operand 18624 states and 27697 transitions. [2023-11-29 01:35:31,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2023-11-29 01:35:31,067 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:31,068 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:31,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-29 01:35:31,069 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:31,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:31,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1562163702, now seen corresponding path program 1 times [2023-11-29 01:35:31,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:31,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885143522] [2023-11-29 01:35:31,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:31,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:51,416 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 01:35:51,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:51,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885143522] [2023-11-29 01:35:51,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885143522] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:51,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:51,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:35:51,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369934383] [2023-11-29 01:35:51,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:51,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:35:51,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:51,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:35:51,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:35:51,419 INFO L87 Difference]: Start difference. First operand 18624 states and 27697 transitions. Second operand has 4 states, 4 states have (on average 74.5) internal successors, (298), 3 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:51,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:51,873 INFO L93 Difference]: Finished difference Result 20339 states and 30231 transitions. [2023-11-29 01:35:51,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:35:51,874 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 74.5) internal successors, (298), 3 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 299 [2023-11-29 01:35:51,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:51,895 INFO L225 Difference]: With dead ends: 20339 [2023-11-29 01:35:51,895 INFO L226 Difference]: Without dead ends: 20337 [2023-11-29 01:35:51,899 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:35:51,899 INFO L413 NwaCegarLoop]: 7552 mSDtfsCounter, 3557 mSDsluCounter, 9080 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3557 SdHoareTripleChecker+Valid, 16632 SdHoareTripleChecker+Invalid, 322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:51,899 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3557 Valid, 16632 Invalid, 322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:35:51,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20337 states. [2023-11-29 01:35:52,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20337 to 20323. [2023-11-29 01:35:52,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20323 states, 20322 states have (on average 1.4868615293770298) internal successors, (30216), 20322 states have internal predecessors, (30216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:52,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20323 states to 20323 states and 30216 transitions. [2023-11-29 01:35:52,108 INFO L78 Accepts]: Start accepts. Automaton has 20323 states and 30216 transitions. Word has length 299 [2023-11-29 01:35:52,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:52,108 INFO L495 AbstractCegarLoop]: Abstraction has 20323 states and 30216 transitions. [2023-11-29 01:35:52,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 74.5) internal successors, (298), 3 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:52,109 INFO L276 IsEmpty]: Start isEmpty. Operand 20323 states and 30216 transitions. [2023-11-29 01:35:52,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2023-11-29 01:35:52,111 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:52,111 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:52,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-29 01:35:52,112 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:52,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:52,112 INFO L85 PathProgramCache]: Analyzing trace with hash -251779710, now seen corresponding path program 1 times [2023-11-29 01:35:52,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:52,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835856244] [2023-11-29 01:35:52,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:52,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:52,253 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-29 01:35:52,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:52,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835856244] [2023-11-29 01:35:52,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835856244] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:52,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:52,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:35:52,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198622203] [2023-11-29 01:35:52,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:52,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:52,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:52,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:52,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:52,256 INFO L87 Difference]: Start difference. First operand 20323 states and 30216 transitions. Second operand has 3 states, 3 states have (on average 98.66666666666667) internal successors, (296), 3 states have internal predecessors, (296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:52,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:52,543 INFO L93 Difference]: Finished difference Result 36111 states and 53708 transitions. [2023-11-29 01:35:52,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:52,544 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 98.66666666666667) internal successors, (296), 3 states have internal predecessors, (296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 300 [2023-11-29 01:35:52,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:52,561 INFO L225 Difference]: With dead ends: 36111 [2023-11-29 01:35:52,561 INFO L226 Difference]: Without dead ends: 18059 [2023-11-29 01:35:52,570 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:52,570 INFO L413 NwaCegarLoop]: 7581 mSDtfsCounter, 4977 mSDsluCounter, 2474 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4977 SdHoareTripleChecker+Valid, 10055 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:52,571 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4977 Valid, 10055 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:35:52,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18059 states. [2023-11-29 01:35:52,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18059 to 18057. [2023-11-29 01:35:52,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18057 states, 18056 states have (on average 1.487040319007532) internal successors, (26850), 18056 states have internal predecessors, (26850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:52,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18057 states to 18057 states and 26850 transitions. [2023-11-29 01:35:52,745 INFO L78 Accepts]: Start accepts. Automaton has 18057 states and 26850 transitions. Word has length 300 [2023-11-29 01:35:52,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:52,746 INFO L495 AbstractCegarLoop]: Abstraction has 18057 states and 26850 transitions. [2023-11-29 01:35:52,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 98.66666666666667) internal successors, (296), 3 states have internal predecessors, (296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:52,746 INFO L276 IsEmpty]: Start isEmpty. Operand 18057 states and 26850 transitions. [2023-11-29 01:35:52,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-11-29 01:35:52,748 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:52,749 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:52,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 01:35:52,749 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:52,749 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:52,749 INFO L85 PathProgramCache]: Analyzing trace with hash 105871082, now seen corresponding path program 1 times [2023-11-29 01:35:52,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:52,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87687939] [2023-11-29 01:35:52,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:52,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:52,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:52,890 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-29 01:35:52,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:52,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87687939] [2023-11-29 01:35:52,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87687939] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:52,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:52,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:35:52,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562173918] [2023-11-29 01:35:52,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:52,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:52,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:52,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:52,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:52,892 INFO L87 Difference]: Start difference. First operand 18057 states and 26850 transitions. Second operand has 3 states, 3 states have (on average 99.0) internal successors, (297), 3 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:53,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:53,362 INFO L93 Difference]: Finished difference Result 33911 states and 50408 transitions. [2023-11-29 01:35:53,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:53,362 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 99.0) internal successors, (297), 3 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 301 [2023-11-29 01:35:53,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:53,380 INFO L225 Difference]: With dead ends: 33911 [2023-11-29 01:35:53,380 INFO L226 Difference]: Without dead ends: 18119 [2023-11-29 01:35:53,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:53,389 INFO L413 NwaCegarLoop]: 8336 mSDtfsCounter, 5791 mSDsluCounter, 7426 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5791 SdHoareTripleChecker+Valid, 15762 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:53,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5791 Valid, 15762 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 248 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:35:53,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18119 states. [2023-11-29 01:35:53,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18119 to 18061. [2023-11-29 01:35:53,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18061 states, 18060 states have (on average 1.486046511627907) internal successors, (26838), 18060 states have internal predecessors, (26838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:53,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18061 states to 18061 states and 26838 transitions. [2023-11-29 01:35:53,569 INFO L78 Accepts]: Start accepts. Automaton has 18061 states and 26838 transitions. Word has length 301 [2023-11-29 01:35:53,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:53,570 INFO L495 AbstractCegarLoop]: Abstraction has 18061 states and 26838 transitions. [2023-11-29 01:35:53,570 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 99.0) internal successors, (297), 3 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:53,570 INFO L276 IsEmpty]: Start isEmpty. Operand 18061 states and 26838 transitions. [2023-11-29 01:35:53,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2023-11-29 01:35:53,573 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:53,573 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:53,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-29 01:35:53,573 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:53,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:53,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1691719327, now seen corresponding path program 1 times [2023-11-29 01:35:53,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:53,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226137809] [2023-11-29 01:35:53,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:53,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:53,685 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-29 01:35:53,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:53,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226137809] [2023-11-29 01:35:53,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226137809] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:53,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:53,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:35:53,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12407809] [2023-11-29 01:35:53,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:53,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:53,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:53,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:53,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:53,688 INFO L87 Difference]: Start difference. First operand 18061 states and 26838 transitions. Second operand has 3 states, 3 states have (on average 99.33333333333333) internal successors, (298), 3 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:53,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:53,949 INFO L93 Difference]: Finished difference Result 33877 states and 50342 transitions. [2023-11-29 01:35:53,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:53,950 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 99.33333333333333) internal successors, (298), 3 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 302 [2023-11-29 01:35:53,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:53,974 INFO L225 Difference]: With dead ends: 33877 [2023-11-29 01:35:53,974 INFO L226 Difference]: Without dead ends: 18091 [2023-11-29 01:35:53,983 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:53,983 INFO L413 NwaCegarLoop]: 7591 mSDtfsCounter, 829 mSDsluCounter, 6609 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 829 SdHoareTripleChecker+Valid, 14200 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:53,983 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [829 Valid, 14200 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:35:53,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18091 states. [2023-11-29 01:35:54,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18091 to 18089. [2023-11-29 01:35:54,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18089 states, 18088 states have (on average 1.4852941176470589) internal successors, (26866), 18088 states have internal predecessors, (26866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:54,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18089 states to 18089 states and 26866 transitions. [2023-11-29 01:35:54,160 INFO L78 Accepts]: Start accepts. Automaton has 18089 states and 26866 transitions. Word has length 302 [2023-11-29 01:35:54,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:54,160 INFO L495 AbstractCegarLoop]: Abstraction has 18089 states and 26866 transitions. [2023-11-29 01:35:54,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 99.33333333333333) internal successors, (298), 3 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:54,160 INFO L276 IsEmpty]: Start isEmpty. Operand 18089 states and 26866 transitions. [2023-11-29 01:35:54,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2023-11-29 01:35:54,164 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:54,165 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:54,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-29 01:35:54,165 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:54,165 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:54,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1768342815, now seen corresponding path program 1 times [2023-11-29 01:35:54,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:54,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447226581] [2023-11-29 01:35:54,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:54,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:54,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:54,301 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-29 01:35:54,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:54,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447226581] [2023-11-29 01:35:54,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447226581] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:54,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:54,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:35:54,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869197270] [2023-11-29 01:35:54,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:54,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:54,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:54,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:54,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:54,304 INFO L87 Difference]: Start difference. First operand 18089 states and 26866 transitions. Second operand has 3 states, 3 states have (on average 102.66666666666667) internal successors, (308), 3 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:54,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:54,578 INFO L93 Difference]: Finished difference Result 32205 states and 47845 transitions. [2023-11-29 01:35:54,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:54,579 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 102.66666666666667) internal successors, (308), 3 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 316 [2023-11-29 01:35:54,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:54,602 INFO L225 Difference]: With dead ends: 32205 [2023-11-29 01:35:54,602 INFO L226 Difference]: Without dead ends: 16391 [2023-11-29 01:35:54,612 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:54,613 INFO L413 NwaCegarLoop]: 7579 mSDtfsCounter, 4148 mSDsluCounter, 3297 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4148 SdHoareTripleChecker+Valid, 10876 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:54,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4148 Valid, 10876 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:35:54,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16391 states. [2023-11-29 01:35:54,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16391 to 16389. [2023-11-29 01:35:54,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16389 states, 16388 states have (on average 1.4852941176470589) internal successors, (24341), 16388 states have internal predecessors, (24341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:54,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16389 states to 16389 states and 24341 transitions. [2023-11-29 01:35:54,796 INFO L78 Accepts]: Start accepts. Automaton has 16389 states and 24341 transitions. Word has length 316 [2023-11-29 01:35:54,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:54,797 INFO L495 AbstractCegarLoop]: Abstraction has 16389 states and 24341 transitions. [2023-11-29 01:35:54,797 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.66666666666667) internal successors, (308), 3 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:54,797 INFO L276 IsEmpty]: Start isEmpty. Operand 16389 states and 24341 transitions. [2023-11-29 01:35:54,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2023-11-29 01:35:54,801 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:54,801 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:54,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-29 01:35:54,802 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:54,802 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:54,802 INFO L85 PathProgramCache]: Analyzing trace with hash 825708137, now seen corresponding path program 1 times [2023-11-29 01:35:54,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:54,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013590377] [2023-11-29 01:35:54,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:54,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:54,943 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-29 01:35:54,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:54,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013590377] [2023-11-29 01:35:54,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013590377] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:54,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:54,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:35:54,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397225870] [2023-11-29 01:35:54,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:54,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:54,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:54,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:54,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:54,946 INFO L87 Difference]: Start difference. First operand 16389 states and 24341 transitions. Second operand has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:55,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:55,231 INFO L93 Difference]: Finished difference Result 30537 states and 45352 transitions. [2023-11-29 01:35:55,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:55,232 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 319 [2023-11-29 01:35:55,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:55,251 INFO L225 Difference]: With dead ends: 30537 [2023-11-29 01:35:55,251 INFO L226 Difference]: Without dead ends: 16423 [2023-11-29 01:35:55,258 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:55,258 INFO L413 NwaCegarLoop]: 7588 mSDtfsCounter, 829 mSDsluCounter, 6605 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 829 SdHoareTripleChecker+Valid, 14193 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:55,259 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [829 Valid, 14193 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:35:55,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16423 states. [2023-11-29 01:35:55,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16423 to 16421. [2023-11-29 01:35:55,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16421 states, 16420 states have (on average 1.4843483556638246) internal successors, (24373), 16420 states have internal predecessors, (24373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:55,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16421 states to 16421 states and 24373 transitions. [2023-11-29 01:35:55,401 INFO L78 Accepts]: Start accepts. Automaton has 16421 states and 24373 transitions. Word has length 319 [2023-11-29 01:35:55,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:55,401 INFO L495 AbstractCegarLoop]: Abstraction has 16421 states and 24373 transitions. [2023-11-29 01:35:55,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:55,401 INFO L276 IsEmpty]: Start isEmpty. Operand 16421 states and 24373 transitions. [2023-11-29 01:35:55,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2023-11-29 01:35:55,404 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:55,404 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:55,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-29 01:35:55,404 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:55,405 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:55,405 INFO L85 PathProgramCache]: Analyzing trace with hash -2044792243, now seen corresponding path program 1 times [2023-11-29 01:35:55,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:55,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299553200] [2023-11-29 01:35:55,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:55,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:55,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:55,526 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-29 01:35:55,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:55,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299553200] [2023-11-29 01:35:55,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299553200] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:55,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:55,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:35:55,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078161951] [2023-11-29 01:35:55,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:55,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:55,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:55,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:55,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:55,528 INFO L87 Difference]: Start difference. First operand 16421 states and 24373 transitions. Second operand has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:55,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:55,801 INFO L93 Difference]: Finished difference Result 30605 states and 45424 transitions. [2023-11-29 01:35:55,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:55,802 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 336 [2023-11-29 01:35:55,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:55,819 INFO L225 Difference]: With dead ends: 30605 [2023-11-29 01:35:55,819 INFO L226 Difference]: Without dead ends: 16459 [2023-11-29 01:35:55,826 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:55,826 INFO L413 NwaCegarLoop]: 7588 mSDtfsCounter, 829 mSDsluCounter, 6605 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 829 SdHoareTripleChecker+Valid, 14193 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:55,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [829 Valid, 14193 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:35:55,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16459 states. [2023-11-29 01:35:55,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16459 to 16457. [2023-11-29 01:35:55,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16457 states, 16456 states have (on average 1.483288770053476) internal successors, (24409), 16456 states have internal predecessors, (24409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:55,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16457 states to 16457 states and 24409 transitions. [2023-11-29 01:35:55,974 INFO L78 Accepts]: Start accepts. Automaton has 16457 states and 24409 transitions. Word has length 336 [2023-11-29 01:35:55,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:55,974 INFO L495 AbstractCegarLoop]: Abstraction has 16457 states and 24409 transitions. [2023-11-29 01:35:55,974 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:55,974 INFO L276 IsEmpty]: Start isEmpty. Operand 16457 states and 24409 transitions. [2023-11-29 01:35:55,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2023-11-29 01:35:55,980 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:55,981 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:55,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-29 01:35:55,981 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:55,981 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:55,981 INFO L85 PathProgramCache]: Analyzing trace with hash 266289450, now seen corresponding path program 1 times [2023-11-29 01:35:55,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:55,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588020107] [2023-11-29 01:35:55,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:55,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:56,260 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-29 01:35:56,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:56,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588020107] [2023-11-29 01:35:56,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588020107] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:56,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:56,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:35:56,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136182632] [2023-11-29 01:35:56,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:56,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:56,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:56,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:56,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:56,262 INFO L87 Difference]: Start difference. First operand 16457 states and 24409 transitions. Second operand has 3 states, 3 states have (on average 187.0) internal successors, (561), 3 states have internal predecessors, (561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:56,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:56,770 INFO L93 Difference]: Finished difference Result 38039 states and 56419 transitions. [2023-11-29 01:35:56,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:56,771 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 187.0) internal successors, (561), 3 states have internal predecessors, (561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 565 [2023-11-29 01:35:56,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:56,800 INFO L225 Difference]: With dead ends: 38039 [2023-11-29 01:35:56,800 INFO L226 Difference]: Without dead ends: 23839 [2023-11-29 01:35:56,809 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:56,810 INFO L413 NwaCegarLoop]: 9177 mSDtfsCounter, 5522 mSDsluCounter, 7431 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5522 SdHoareTripleChecker+Valid, 16608 SdHoareTripleChecker+Invalid, 362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:56,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5522 Valid, 16608 Invalid, 362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 01:35:56,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23839 states. [2023-11-29 01:35:57,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23839 to 23773. [2023-11-29 01:35:57,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23773 states, 23772 states have (on average 1.4838886084469123) internal successors, (35275), 23772 states have internal predecessors, (35275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:57,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23773 states to 23773 states and 35275 transitions. [2023-11-29 01:35:57,243 INFO L78 Accepts]: Start accepts. Automaton has 23773 states and 35275 transitions. Word has length 565 [2023-11-29 01:35:57,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:57,243 INFO L495 AbstractCegarLoop]: Abstraction has 23773 states and 35275 transitions. [2023-11-29 01:35:57,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 187.0) internal successors, (561), 3 states have internal predecessors, (561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:57,243 INFO L276 IsEmpty]: Start isEmpty. Operand 23773 states and 35275 transitions. [2023-11-29 01:35:57,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2023-11-29 01:35:57,250 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:57,250 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:57,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-29 01:35:57,250 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:57,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:57,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1785211790, now seen corresponding path program 1 times [2023-11-29 01:35:57,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:57,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046935712] [2023-11-29 01:35:57,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:57,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:57,552 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-29 01:35:57,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:57,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046935712] [2023-11-29 01:35:57,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046935712] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:57,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:57,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:35:57,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045318931] [2023-11-29 01:35:57,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:57,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:57,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:57,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:57,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:57,555 INFO L87 Difference]: Start difference. First operand 23773 states and 35275 transitions. Second operand has 3 states, 3 states have (on average 189.0) internal successors, (567), 2 states have internal predecessors, (567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:58,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:58,135 INFO L93 Difference]: Finished difference Result 67905 states and 100771 transitions. [2023-11-29 01:35:58,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:58,136 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 189.0) internal successors, (567), 2 states have internal predecessors, (567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 571 [2023-11-29 01:35:58,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:58,195 INFO L225 Difference]: With dead ends: 67905 [2023-11-29 01:35:58,196 INFO L226 Difference]: Without dead ends: 46397 [2023-11-29 01:35:58,215 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:58,216 INFO L413 NwaCegarLoop]: 13372 mSDtfsCounter, 6886 mSDsluCounter, 7433 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6886 SdHoareTripleChecker+Valid, 20805 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:58,216 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6886 Valid, 20805 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 288 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 01:35:58,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46397 states. [2023-11-29 01:35:58,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46397 to 46117. [2023-11-29 01:35:58,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46117 states, 46116 states have (on average 1.486707433428745) internal successors, (68561), 46116 states have internal predecessors, (68561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:58,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46117 states to 46117 states and 68561 transitions. [2023-11-29 01:35:58,681 INFO L78 Accepts]: Start accepts. Automaton has 46117 states and 68561 transitions. Word has length 571 [2023-11-29 01:35:58,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:35:58,682 INFO L495 AbstractCegarLoop]: Abstraction has 46117 states and 68561 transitions. [2023-11-29 01:35:58,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 189.0) internal successors, (567), 2 states have internal predecessors, (567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:58,682 INFO L276 IsEmpty]: Start isEmpty. Operand 46117 states and 68561 transitions. [2023-11-29 01:35:58,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2023-11-29 01:35:58,690 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:35:58,691 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:35:58,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-29 01:35:58,691 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:35:58,692 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:58,692 INFO L85 PathProgramCache]: Analyzing trace with hash -130664804, now seen corresponding path program 1 times [2023-11-29 01:35:58,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:35:58,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405106622] [2023-11-29 01:35:58,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:58,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:35:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:59,054 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-29 01:35:59,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:35:59,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405106622] [2023-11-29 01:35:59,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405106622] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:59,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:59,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:35:59,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336933981] [2023-11-29 01:35:59,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:59,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:59,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:35:59,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:59,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:59,057 INFO L87 Difference]: Start difference. First operand 46117 states and 68561 transitions. Second operand has 3 states, 3 states have (on average 188.0) internal successors, (564), 3 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:59,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:35:59,479 INFO L93 Difference]: Finished difference Result 49521 states and 73597 transitions. [2023-11-29 01:35:59,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:35:59,479 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 188.0) internal successors, (564), 3 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 581 [2023-11-29 01:35:59,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:35:59,538 INFO L225 Difference]: With dead ends: 49521 [2023-11-29 01:35:59,538 INFO L226 Difference]: Without dead ends: 49513 [2023-11-29 01:35:59,547 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:59,548 INFO L413 NwaCegarLoop]: 7551 mSDtfsCounter, 2203 mSDsluCounter, 6614 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2203 SdHoareTripleChecker+Valid, 14165 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:35:59,548 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2203 Valid, 14165 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:35:59,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49513 states. [2023-11-29 01:35:59,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49513 to 49487. [2023-11-29 01:35:59,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49487 states, 49486 states have (on average 1.4864608172008245) internal successors, (73559), 49486 states have internal predecessors, (73559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:36:00,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49487 states to 49487 states and 73559 transitions. [2023-11-29 01:36:00,026 INFO L78 Accepts]: Start accepts. Automaton has 49487 states and 73559 transitions. Word has length 581 [2023-11-29 01:36:00,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:36:00,027 INFO L495 AbstractCegarLoop]: Abstraction has 49487 states and 73559 transitions. [2023-11-29 01:36:00,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 188.0) internal successors, (564), 3 states have internal predecessors, (564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:36:00,027 INFO L276 IsEmpty]: Start isEmpty. Operand 49487 states and 73559 transitions. [2023-11-29 01:36:00,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 586 [2023-11-29 01:36:00,036 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:36:00,036 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:36:00,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-11-29 01:36:00,037 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:36:00,037 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:36:00,037 INFO L85 PathProgramCache]: Analyzing trace with hash -627314658, now seen corresponding path program 1 times [2023-11-29 01:36:00,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:36:00,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351932860] [2023-11-29 01:36:00,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:36:00,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:36:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:36:00,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 01:36:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:36:00,522 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 01:36:00,522 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 01:36:00,523 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 01:36:00,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-29 01:36:00,526 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:36:00,530 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 01:36:00,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:36:00 BoogieIcfgContainer [2023-11-29 01:36:00,668 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:36:00,668 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:36:00,668 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:36:00,669 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:36:00,669 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:35:20" (3/4) ... [2023-11-29 01:36:00,669 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-29 01:36:00,845 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 01:36:00,845 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:36:00,846 INFO L158 Benchmark]: Toolchain (without parser) took 340686.78ms. Allocated memory was 3.8GB in the beginning and 14.2GB in the end (delta: 10.4GB). Free memory was 2.4GB in the beginning and 4.2GB in the end (delta: -1.8GB). Peak memory consumption was 8.6GB. Max. memory is 16.1GB. [2023-11-29 01:36:00,846 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 167.8MB. Free memory is still 128.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:36:00,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207303.28ms. Allocated memory was 3.8GB in the beginning and 8.5GB in the end (delta: 4.7GB). Free memory was 2.4GB in the beginning and 2.4GB in the end (delta: -47.2MB). Peak memory consumption was 9.6GB. Max. memory is 16.1GB. [2023-11-29 01:36:00,846 INFO L158 Benchmark]: Boogie Procedure Inliner took 28167.43ms. Allocated memory was 8.5GB in the beginning and 11.4GB in the end (delta: 2.9GB). Free memory was 2.4GB in the beginning and 3.7GB in the end (delta: -1.3GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2023-11-29 01:36:00,847 INFO L158 Benchmark]: Boogie Preprocessor took 25770.72ms. Allocated memory was 11.4GB in the beginning and 13.8GB in the end (delta: 2.3GB). Free memory was 3.7GB in the beginning and 3.8GB in the end (delta: -38.8MB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. [2023-11-29 01:36:00,847 INFO L158 Benchmark]: RCFGBuilder took 39327.64ms. Allocated memory was 13.8GB in the beginning and 14.2GB in the end (delta: 469.8MB). Free memory was 3.8GB in the beginning and 4.8GB in the end (delta: -1.1GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2023-11-29 01:36:00,848 INFO L158 Benchmark]: TraceAbstraction took 39932.88ms. Allocated memory is still 14.2GB. Free memory was 4.8GB in the beginning and 4.2GB in the end (delta: 617.0MB). Peak memory consumption was 617.0MB. Max. memory is 16.1GB. [2023-11-29 01:36:00,848 INFO L158 Benchmark]: Witness Printer took 176.63ms. Allocated memory is still 14.2GB. Free memory was 4.2GB in the beginning and 4.2GB in the end (delta: 43.8MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-29 01:36:00,850 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 167.8MB. Free memory is still 128.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207303.28ms. Allocated memory was 3.8GB in the beginning and 8.5GB in the end (delta: 4.7GB). Free memory was 2.4GB in the beginning and 2.4GB in the end (delta: -47.2MB). Peak memory consumption was 9.6GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28167.43ms. Allocated memory was 8.5GB in the beginning and 11.4GB in the end (delta: 2.9GB). Free memory was 2.4GB in the beginning and 3.7GB in the end (delta: -1.3GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Boogie Preprocessor took 25770.72ms. Allocated memory was 11.4GB in the beginning and 13.8GB in the end (delta: 2.3GB). Free memory was 3.7GB in the beginning and 3.8GB in the end (delta: -38.8MB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. * RCFGBuilder took 39327.64ms. Allocated memory was 13.8GB in the beginning and 14.2GB in the end (delta: 469.8MB). Free memory was 3.8GB in the beginning and 4.8GB in the end (delta: -1.1GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. * TraceAbstraction took 39932.88ms. Allocated memory is still 14.2GB. Free memory was 4.8GB in the beginning and 4.2GB in the end (delta: 617.0MB). Peak memory consumption was 617.0MB. Max. memory is 16.1GB. * Witness Printer took 176.63ms. Allocated memory is still 14.2GB. Free memory was 4.2GB in the beginning and 4.2GB in the end (delta: 43.8MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 39962]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L7] int m_stage2Separation = 1; [L8] int m_completion = 2; [L9] int m_tliBurn = 3; [L10] int m_loiBurn = 4; [L11] int m_stage1Separation = 5; [L12] int m_edsSeparation = 6; [L13] int m_lsamAscentRendezvous = 7; [L14] int m_smSeparation = 8; [L15] int m_eiBurn = 9; [L16] int m_lsamRendezvous = 10; [L17] int m_teiBurn = 11; [L18] int m_CEV = 12; [L19] int m_abort = 13; [L20] int m_enterOrbitOps = 14; [L21] int m_failure = 15; [L22] int m_lsamSeparation = 16; [L23] int m_abortPassiveLAScompletion = 17; [L24] int m_lasJettison = 18; [L25] int m_lsamAscentBurn = 19; [L26] int m_srbIgnition = 20; [L27] int m_deOrbit = 21; [L32] int q = 0; [L33] int method_id; [L36] int this_spacecraft_cLSAM_ASCENT = 0; [L37] int this_spacecraft_cEDS = 0; [L38] int this_spacecraft_cLSAM_DESCENT = 0; [L39] int this_spacecraft_cLAS = 1; [L40] int this_spacecraft_cStage1 = 1; [L41] int this_spacecraft_cStage2 = 1; [L42] int this_spacecraft_cCM = 1; [L43] int this_spacecraft_cSM = 1; VAL [m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, q=0, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=1, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=1, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L46] COND TRUE 1 [L49] _Bool P1=__VERIFIER_nondet_int(); [L50] _Bool P2=__VERIFIER_nondet_int(); [L51] int P3=__VERIFIER_nondet_int(); [L52] _Bool P4=__VERIFIER_nondet_int(); [L53] int P5=__VERIFIER_nondet_int(); [L57] COND TRUE q == 0 [L58] COND TRUE __VERIFIER_nondet_int() [L62] method_id = 12 VAL [P1=1, P2=0, P3=0, P4=1, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=12, q=0, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=1, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=1, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L64] COND FALSE !(0) [L68] q = 2 VAL [P1=1, P2=0, P3=0, P4=1, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=12, q=2, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=1, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=1, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L46] COND TRUE 1 [L49] _Bool P1=__VERIFIER_nondet_int(); [L50] _Bool P2=__VERIFIER_nondet_int(); [L51] int P3=__VERIFIER_nondet_int(); [L52] _Bool P4=__VERIFIER_nondet_int(); [L53] int P5=__VERIFIER_nondet_int(); [L57] COND FALSE !(q == 0) VAL [P1=0, P2=1, P3=0, P4=0, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=12, q=2, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=1, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=1, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L76] COND FALSE !(q == 1) VAL [P1=0, P2=1, P3=0, P4=0, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=12, q=2, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=1, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=1, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L176] COND TRUE q == 2 [L177] COND FALSE !(__VERIFIER_nondet_int()) [L193] COND FALSE !(__VERIFIER_nondet_int()) [L209] COND FALSE !(__VERIFIER_nondet_int()) [L225] COND FALSE !(__VERIFIER_nondet_int()) [L241] COND FALSE !(__VERIFIER_nondet_int()) [L257] COND FALSE !(__VERIFIER_nondet_int()) [L273] COND FALSE !(__VERIFIER_nondet_int()) [L289] COND TRUE __VERIFIER_nondet_int() [L293] method_id = 8 VAL [P1=0, P2=1, P3=0, P4=0, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=8, q=2, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=1, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=1, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L295] COND FALSE !(0) [L299] q = 2 [L301] this_spacecraft_cLSAM_ASCENT=this_spacecraft_cLSAM_ASCENT [L301] this_spacecraft_cCM=this_spacecraft_cCM [L301] this_spacecraft_cSM=0 [L301] this_spacecraft_cLSAM_DESCENT=this_spacecraft_cLSAM_DESCENT [L301] this_spacecraft_cEDS=this_spacecraft_cEDS [L301] this_spacecraft_cLAS=this_spacecraft_cLAS [L301] this_spacecraft_cStage2=this_spacecraft_cStage2 [L301] this_spacecraft_cStage1=this_spacecraft_cStage1 VAL [P1=0, P2=1, P3=0, P4=0, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=8, q=2, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=1, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=0, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L46] COND TRUE 1 [L49] _Bool P1=__VERIFIER_nondet_int(); [L50] _Bool P2=__VERIFIER_nondet_int(); [L51] int P3=__VERIFIER_nondet_int(); [L52] _Bool P4=__VERIFIER_nondet_int(); [L53] int P5=__VERIFIER_nondet_int(); [L57] COND FALSE !(q == 0) VAL [P1=0, P2=1, P3=0, P4=0, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=8, q=2, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=1, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=0, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L76] COND FALSE !(q == 1) VAL [P1=0, P2=1, P3=0, P4=0, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=8, q=2, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=1, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=0, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L176] COND TRUE q == 2 [L177] COND FALSE !(__VERIFIER_nondet_int()) [L193] COND FALSE !(__VERIFIER_nondet_int()) [L209] COND FALSE !(__VERIFIER_nondet_int()) [L225] COND FALSE !(__VERIFIER_nondet_int()) [L241] COND FALSE !(__VERIFIER_nondet_int()) [L257] COND FALSE !(__VERIFIER_nondet_int()) [L273] COND FALSE !(__VERIFIER_nondet_int()) [L289] COND FALSE !(__VERIFIER_nondet_int()) [L305] COND FALSE !(__VERIFIER_nondet_int()) [L321] COND FALSE !(__VERIFIER_nondet_int()) [L337] COND FALSE !(__VERIFIER_nondet_int()) [L353] COND FALSE !(__VERIFIER_nondet_int()) [L369] COND FALSE !(__VERIFIER_nondet_int()) [L385] COND FALSE !(__VERIFIER_nondet_int()) [L401] COND FALSE !(__VERIFIER_nondet_int()) [L417] COND FALSE !(__VERIFIER_nondet_int()) [L433] COND FALSE !(__VERIFIER_nondet_int()) [L449] COND FALSE !(__VERIFIER_nondet_int()) [L465] COND FALSE !(__VERIFIER_nondet_int()) [L481] COND FALSE !(__VERIFIER_nondet_int()) [L497] COND FALSE !(__VERIFIER_nondet_int()) [L513] COND FALSE !(__VERIFIER_nondet_int()) [L529] COND FALSE !(__VERIFIER_nondet_int()) [L545] COND FALSE !(__VERIFIER_nondet_int()) [L561] COND FALSE !(__VERIFIER_nondet_int()) [L577] COND FALSE !(__VERIFIER_nondet_int()) [L593] COND FALSE !(__VERIFIER_nondet_int()) [L609] COND FALSE !(__VERIFIER_nondet_int()) [L625] COND FALSE !(__VERIFIER_nondet_int()) [L641] COND FALSE !(__VERIFIER_nondet_int()) [L657] COND FALSE !(__VERIFIER_nondet_int()) [L673] COND FALSE !(__VERIFIER_nondet_int()) [L689] COND FALSE !(__VERIFIER_nondet_int()) [L705] COND FALSE !(__VERIFIER_nondet_int()) [L721] COND FALSE !(__VERIFIER_nondet_int()) [L737] COND FALSE !(__VERIFIER_nondet_int()) [L753] COND FALSE !(__VERIFIER_nondet_int()) [L769] COND FALSE !(__VERIFIER_nondet_int()) [L785] COND FALSE !(__VERIFIER_nondet_int()) [L801] COND FALSE !(__VERIFIER_nondet_int()) [L817] COND FALSE !(__VERIFIER_nondet_int()) [L833] COND FALSE !(__VERIFIER_nondet_int()) [L849] COND FALSE !(__VERIFIER_nondet_int()) [L865] COND FALSE !(__VERIFIER_nondet_int()) [L881] COND FALSE !(__VERIFIER_nondet_int()) [L897] COND FALSE !(__VERIFIER_nondet_int()) [L913] COND FALSE !(__VERIFIER_nondet_int()) [L929] COND FALSE !(__VERIFIER_nondet_int()) [L945] COND FALSE !(__VERIFIER_nondet_int()) [L961] COND FALSE !(__VERIFIER_nondet_int()) [L977] COND FALSE !(__VERIFIER_nondet_int()) [L993] COND FALSE !(__VERIFIER_nondet_int()) [L1009] COND FALSE !(__VERIFIER_nondet_int()) [L1025] COND FALSE !(__VERIFIER_nondet_int()) [L1041] COND FALSE !(__VERIFIER_nondet_int()) [L1057] COND FALSE !(__VERIFIER_nondet_int()) [L1073] COND FALSE !(__VERIFIER_nondet_int()) [L1089] COND FALSE !(__VERIFIER_nondet_int()) [L1105] COND FALSE !(__VERIFIER_nondet_int()) [L1121] COND FALSE !(__VERIFIER_nondet_int()) [L1137] COND FALSE !(__VERIFIER_nondet_int()) [L1153] COND FALSE !(__VERIFIER_nondet_int()) [L1169] COND FALSE !(__VERIFIER_nondet_int()) [L1185] COND FALSE !(__VERIFIER_nondet_int()) [L1201] COND FALSE !(__VERIFIER_nondet_int()) [L1217] COND FALSE !(__VERIFIER_nondet_int()) [L1233] COND FALSE !(__VERIFIER_nondet_int()) [L1249] COND FALSE !(__VERIFIER_nondet_int()) [L1265] COND FALSE !(__VERIFIER_nondet_int()) [L1281] COND FALSE !(__VERIFIER_nondet_int()) [L1297] COND FALSE !(__VERIFIER_nondet_int()) [L1313] COND FALSE !(__VERIFIER_nondet_int()) [L1329] COND FALSE !(__VERIFIER_nondet_int()) [L1345] COND FALSE !(__VERIFIER_nondet_int()) [L1361] COND FALSE !(__VERIFIER_nondet_int()) [L1377] COND FALSE !(__VERIFIER_nondet_int()) [L1393] COND FALSE !(__VERIFIER_nondet_int()) [L1409] COND FALSE !(__VERIFIER_nondet_int()) [L1425] COND FALSE !(__VERIFIER_nondet_int()) [L1441] COND FALSE !(__VERIFIER_nondet_int()) [L1457] COND FALSE !(__VERIFIER_nondet_int()) [L1473] COND FALSE !(__VERIFIER_nondet_int()) [L1489] COND FALSE !(__VERIFIER_nondet_int()) [L1505] COND FALSE !(__VERIFIER_nondet_int()) [L1521] COND FALSE !(__VERIFIER_nondet_int()) [L1537] COND FALSE !(__VERIFIER_nondet_int()) [L1553] COND FALSE !(__VERIFIER_nondet_int()) [L1569] COND FALSE !(__VERIFIER_nondet_int()) [L1585] COND FALSE !(__VERIFIER_nondet_int()) [L1601] COND FALSE !(__VERIFIER_nondet_int()) [L1617] COND FALSE !(__VERIFIER_nondet_int()) [L1633] COND FALSE !(__VERIFIER_nondet_int()) [L1649] COND FALSE !(__VERIFIER_nondet_int()) [L1665] COND FALSE !(__VERIFIER_nondet_int()) [L1681] COND FALSE !(__VERIFIER_nondet_int()) [L1697] COND FALSE !(__VERIFIER_nondet_int()) [L1713] COND FALSE !(__VERIFIER_nondet_int()) [L1729] COND FALSE !(__VERIFIER_nondet_int()) [L1745] COND FALSE !(__VERIFIER_nondet_int()) [L1761] COND FALSE !(__VERIFIER_nondet_int()) [L1777] COND FALSE !(__VERIFIER_nondet_int()) [L1793] COND FALSE !(__VERIFIER_nondet_int()) [L1809] COND FALSE !(__VERIFIER_nondet_int()) [L1825] COND FALSE !(__VERIFIER_nondet_int()) [L1841] COND FALSE !(__VERIFIER_nondet_int()) [L1857] COND FALSE !(__VERIFIER_nondet_int()) [L1873] COND FALSE !(__VERIFIER_nondet_int()) [L1889] COND FALSE !(__VERIFIER_nondet_int()) [L1905] COND FALSE !(__VERIFIER_nondet_int()) [L1921] COND FALSE !(__VERIFIER_nondet_int()) [L1937] COND FALSE !(__VERIFIER_nondet_int()) [L1953] COND FALSE !(__VERIFIER_nondet_int()) [L1969] COND FALSE !(__VERIFIER_nondet_int()) [L1985] COND FALSE !(__VERIFIER_nondet_int()) [L2001] COND FALSE !(__VERIFIER_nondet_int()) [L2017] COND FALSE !(__VERIFIER_nondet_int()) [L2033] COND FALSE !(__VERIFIER_nondet_int()) [L2049] COND FALSE !(__VERIFIER_nondet_int()) [L2065] COND FALSE !(__VERIFIER_nondet_int()) [L2081] COND FALSE !(__VERIFIER_nondet_int()) [L2097] COND FALSE !(__VERIFIER_nondet_int()) [L2113] COND FALSE !(__VERIFIER_nondet_int()) [L2129] COND FALSE !(__VERIFIER_nondet_int()) [L2145] COND FALSE !(__VERIFIER_nondet_int()) [L2161] COND FALSE !(__VERIFIER_nondet_int()) [L2177] COND FALSE !(__VERIFIER_nondet_int()) [L2193] COND FALSE !(__VERIFIER_nondet_int()) [L2209] COND FALSE !(__VERIFIER_nondet_int()) [L2225] COND FALSE !(__VERIFIER_nondet_int()) [L2241] COND FALSE !(__VERIFIER_nondet_int()) [L2257] COND FALSE !(__VERIFIER_nondet_int()) [L2273] COND FALSE !(__VERIFIER_nondet_int()) [L2289] COND FALSE !(__VERIFIER_nondet_int()) [L2305] COND FALSE !(__VERIFIER_nondet_int()) [L2321] COND FALSE !(__VERIFIER_nondet_int()) [L2337] COND FALSE !(__VERIFIER_nondet_int()) [L2353] COND FALSE !(__VERIFIER_nondet_int()) [L2369] COND FALSE !(__VERIFIER_nondet_int()) [L2385] COND FALSE !(__VERIFIER_nondet_int()) [L2401] COND FALSE !(__VERIFIER_nondet_int()) [L2417] COND FALSE !(__VERIFIER_nondet_int()) [L2433] COND FALSE !(__VERIFIER_nondet_int()) [L2449] COND FALSE !(__VERIFIER_nondet_int()) [L2465] COND FALSE !(__VERIFIER_nondet_int()) [L2481] COND FALSE !(__VERIFIER_nondet_int()) [L2497] COND FALSE !(__VERIFIER_nondet_int()) [L2513] COND FALSE !(__VERIFIER_nondet_int()) [L2529] COND FALSE !(__VERIFIER_nondet_int()) [L2545] COND FALSE !(__VERIFIER_nondet_int()) [L2561] COND FALSE !(__VERIFIER_nondet_int()) [L2577] COND FALSE !(__VERIFIER_nondet_int()) [L2593] COND FALSE !(__VERIFIER_nondet_int()) [L2609] COND FALSE !(__VERIFIER_nondet_int()) [L2625] COND FALSE !(__VERIFIER_nondet_int()) [L2641] COND FALSE !(__VERIFIER_nondet_int()) [L2657] COND FALSE !(__VERIFIER_nondet_int()) [L2673] COND FALSE !(__VERIFIER_nondet_int()) [L2689] COND FALSE !(__VERIFIER_nondet_int()) [L2705] COND FALSE !(__VERIFIER_nondet_int()) [L2721] COND FALSE !(__VERIFIER_nondet_int()) [L2737] COND FALSE !(__VERIFIER_nondet_int()) [L2753] COND FALSE !(__VERIFIER_nondet_int()) [L2769] COND FALSE !(__VERIFIER_nondet_int()) [L2785] COND FALSE !(__VERIFIER_nondet_int()) [L2801] COND FALSE !(__VERIFIER_nondet_int()) [L2817] COND FALSE !(__VERIFIER_nondet_int()) [L2833] COND FALSE !(__VERIFIER_nondet_int()) [L2849] COND FALSE !(__VERIFIER_nondet_int()) [L2865] COND FALSE !(__VERIFIER_nondet_int()) [L2881] COND FALSE !(__VERIFIER_nondet_int()) [L2897] COND FALSE !(__VERIFIER_nondet_int()) [L2913] COND FALSE !(__VERIFIER_nondet_int()) [L2929] COND FALSE !(__VERIFIER_nondet_int()) [L2945] COND FALSE !(__VERIFIER_nondet_int()) [L2961] COND FALSE !(__VERIFIER_nondet_int()) [L2977] COND FALSE !(__VERIFIER_nondet_int()) [L2993] COND FALSE !(__VERIFIER_nondet_int()) [L3009] COND FALSE !(__VERIFIER_nondet_int()) [L3025] COND FALSE !(__VERIFIER_nondet_int()) [L3041] COND FALSE !(__VERIFIER_nondet_int()) [L3057] COND FALSE !(__VERIFIER_nondet_int()) [L3073] COND FALSE !(__VERIFIER_nondet_int()) [L3089] COND FALSE !(__VERIFIER_nondet_int()) [L3105] COND FALSE !(__VERIFIER_nondet_int()) [L3121] COND FALSE !(__VERIFIER_nondet_int()) [L3137] COND FALSE !(__VERIFIER_nondet_int()) [L3153] COND FALSE !(__VERIFIER_nondet_int()) [L3169] COND FALSE !(__VERIFIER_nondet_int()) [L3185] COND FALSE !(__VERIFIER_nondet_int()) [L3201] COND FALSE !(__VERIFIER_nondet_int()) [L3217] COND FALSE !(__VERIFIER_nondet_int()) [L3233] COND FALSE !(__VERIFIER_nondet_int()) [L3249] COND FALSE !(__VERIFIER_nondet_int()) [L3265] COND FALSE !(__VERIFIER_nondet_int()) [L3281] COND FALSE !(__VERIFIER_nondet_int()) [L3297] COND FALSE !(__VERIFIER_nondet_int()) [L3313] COND FALSE !(__VERIFIER_nondet_int()) [L3329] COND FALSE !(__VERIFIER_nondet_int()) [L3345] COND FALSE !(__VERIFIER_nondet_int()) [L3361] COND FALSE !(__VERIFIER_nondet_int()) [L3377] COND FALSE !(__VERIFIER_nondet_int()) [L3393] COND FALSE !(__VERIFIER_nondet_int()) [L3409] COND FALSE !(__VERIFIER_nondet_int()) [L3425] COND FALSE !(__VERIFIER_nondet_int()) [L3441] COND FALSE !(__VERIFIER_nondet_int()) [L3457] COND FALSE !(__VERIFIER_nondet_int()) [L3473] COND FALSE !(__VERIFIER_nondet_int()) [L3489] COND FALSE !(__VERIFIER_nondet_int()) [L3505] COND FALSE !(__VERIFIER_nondet_int()) [L3521] COND FALSE !(__VERIFIER_nondet_int()) [L3537] COND FALSE !(__VERIFIER_nondet_int()) [L3553] COND FALSE !(__VERIFIER_nondet_int()) [L3569] COND FALSE !(__VERIFIER_nondet_int()) [L3585] COND FALSE !(__VERIFIER_nondet_int()) [L3601] COND FALSE !(__VERIFIER_nondet_int()) [L3617] COND FALSE !(__VERIFIER_nondet_int()) [L3633] COND FALSE !(__VERIFIER_nondet_int()) [L3649] COND FALSE !(__VERIFIER_nondet_int()) [L3665] COND FALSE !(__VERIFIER_nondet_int()) [L3681] COND FALSE !(__VERIFIER_nondet_int()) [L3697] COND FALSE !(__VERIFIER_nondet_int()) [L3713] COND FALSE !(__VERIFIER_nondet_int()) [L3729] COND FALSE !(__VERIFIER_nondet_int()) [L3745] COND FALSE !(__VERIFIER_nondet_int()) [L3761] COND FALSE !(__VERIFIER_nondet_int()) [L3777] COND FALSE !(__VERIFIER_nondet_int()) [L3793] COND FALSE !(__VERIFIER_nondet_int()) [L3809] COND FALSE !(__VERIFIER_nondet_int()) [L3825] COND FALSE !(__VERIFIER_nondet_int()) [L3841] COND FALSE !(__VERIFIER_nondet_int()) [L3857] COND FALSE !(__VERIFIER_nondet_int()) [L3873] COND FALSE !(__VERIFIER_nondet_int()) [L3889] COND FALSE !(__VERIFIER_nondet_int()) [L3905] COND FALSE !(__VERIFIER_nondet_int()) [L3921] COND FALSE !(__VERIFIER_nondet_int()) [L3937] COND FALSE !(__VERIFIER_nondet_int()) [L3953] COND FALSE !(__VERIFIER_nondet_int()) [L3969] COND FALSE !(__VERIFIER_nondet_int()) [L3985] COND FALSE !(__VERIFIER_nondet_int()) [L4001] COND FALSE !(__VERIFIER_nondet_int()) [L4017] COND FALSE !(__VERIFIER_nondet_int()) [L4033] COND FALSE !(__VERIFIER_nondet_int()) [L4049] COND FALSE !(__VERIFIER_nondet_int()) [L4065] COND FALSE !(__VERIFIER_nondet_int()) [L4081] COND FALSE !(__VERIFIER_nondet_int()) [L4097] COND FALSE !(__VERIFIER_nondet_int()) [L4113] COND FALSE !(__VERIFIER_nondet_int()) [L4129] COND FALSE !(__VERIFIER_nondet_int()) [L4145] COND FALSE !(__VERIFIER_nondet_int()) [L4161] COND FALSE !(__VERIFIER_nondet_int()) [L4177] COND FALSE !(__VERIFIER_nondet_int()) [L4193] COND FALSE !(__VERIFIER_nondet_int()) [L4209] COND FALSE !(__VERIFIER_nondet_int()) [L4225] COND FALSE !(__VERIFIER_nondet_int()) [L4241] COND FALSE !(__VERIFIER_nondet_int()) [L4257] COND FALSE !(__VERIFIER_nondet_int()) [L4273] COND FALSE !(__VERIFIER_nondet_int()) [L4289] COND FALSE !(__VERIFIER_nondet_int()) [L4305] COND FALSE !(__VERIFIER_nondet_int()) [L4321] COND FALSE !(__VERIFIER_nondet_int()) [L4337] COND FALSE !(__VERIFIER_nondet_int()) [L4353] COND FALSE !(__VERIFIER_nondet_int()) [L4369] COND FALSE !(__VERIFIER_nondet_int()) [L4385] COND FALSE !(__VERIFIER_nondet_int()) [L4401] COND FALSE !(__VERIFIER_nondet_int()) [L4417] COND FALSE !(__VERIFIER_nondet_int()) [L4433] COND FALSE !(__VERIFIER_nondet_int()) [L4449] COND FALSE !(__VERIFIER_nondet_int()) [L4465] COND FALSE !(__VERIFIER_nondet_int()) [L4481] COND FALSE !(__VERIFIER_nondet_int()) [L4497] COND FALSE !(__VERIFIER_nondet_int()) [L4513] COND FALSE !(__VERIFIER_nondet_int()) [L4529] COND TRUE __VERIFIER_nondet_int() [L4533] method_id = 18 VAL [P1=0, P2=1, P3=0, P4=0, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=18, q=2, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=1, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=0, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L4535] COND FALSE !(0) [L4539] q = 4 [L4541] this_spacecraft_cLSAM_ASCENT=this_spacecraft_cLSAM_ASCENT [L4541] this_spacecraft_cCM=this_spacecraft_cCM [L4541] this_spacecraft_cSM=this_spacecraft_cSM [L4541] this_spacecraft_cLSAM_DESCENT=this_spacecraft_cLSAM_DESCENT [L4541] this_spacecraft_cEDS=this_spacecraft_cEDS [L4541] this_spacecraft_cLAS=0 [L4541] this_spacecraft_cStage2=this_spacecraft_cStage2 [L4541] this_spacecraft_cStage1=this_spacecraft_cStage1 VAL [P1=0, P2=1, P3=0, P4=0, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=18, q=4, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=0, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=0, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L46] COND TRUE 1 [L49] _Bool P1=__VERIFIER_nondet_int(); [L50] _Bool P2=__VERIFIER_nondet_int(); [L51] int P3=__VERIFIER_nondet_int(); [L52] _Bool P4=__VERIFIER_nondet_int(); [L53] int P5=__VERIFIER_nondet_int(); [L57] COND FALSE !(q == 0) VAL [P1=1, P2=1, P3=0, P4=1, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=18, q=4, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=0, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=0, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L76] COND FALSE !(q == 1) VAL [P1=1, P2=1, P3=0, P4=1, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=18, q=4, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=0, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=0, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L176] COND FALSE !(q == 2) VAL [P1=1, P2=1, P3=0, P4=1, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=18, q=4, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=0, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=0, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L4596] COND FALSE !(q == 3) VAL [P1=1, P2=1, P3=0, P4=1, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=18, q=4, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=0, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=0, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L9016] COND TRUE q == 4 [L9017] COND FALSE !(__VERIFIER_nondet_int()) [L9033] COND FALSE !(__VERIFIER_nondet_int()) [L9049] COND FALSE !(__VERIFIER_nondet_int()) [L9065] COND FALSE !(__VERIFIER_nondet_int()) [L9081] COND FALSE !(__VERIFIER_nondet_int()) [L9097] COND FALSE !(__VERIFIER_nondet_int()) [L9113] COND FALSE !(__VERIFIER_nondet_int()) [L9129] COND FALSE !(__VERIFIER_nondet_int()) [L9145] COND FALSE !(__VERIFIER_nondet_int()) [L9161] COND FALSE !(__VERIFIER_nondet_int()) [L9177] COND FALSE !(__VERIFIER_nondet_int()) [L9193] COND FALSE !(__VERIFIER_nondet_int()) [L9209] COND FALSE !(__VERIFIER_nondet_int()) [L9225] COND FALSE !(__VERIFIER_nondet_int()) [L9241] COND FALSE !(__VERIFIER_nondet_int()) [L9257] COND FALSE !(__VERIFIER_nondet_int()) [L9273] COND FALSE !(__VERIFIER_nondet_int()) [L9289] COND FALSE !(__VERIFIER_nondet_int()) [L9305] COND FALSE !(__VERIFIER_nondet_int()) [L9321] COND FALSE !(__VERIFIER_nondet_int()) [L9337] COND FALSE !(__VERIFIER_nondet_int()) [L9353] COND FALSE !(__VERIFIER_nondet_int()) [L9369] COND FALSE !(__VERIFIER_nondet_int()) [L9385] COND FALSE !(__VERIFIER_nondet_int()) [L9401] COND FALSE !(__VERIFIER_nondet_int()) [L9417] COND FALSE !(__VERIFIER_nondet_int()) [L9433] COND FALSE !(__VERIFIER_nondet_int()) [L9449] COND FALSE !(__VERIFIER_nondet_int()) [L9465] COND FALSE !(__VERIFIER_nondet_int()) [L9481] COND FALSE !(__VERIFIER_nondet_int()) [L9497] COND FALSE !(__VERIFIER_nondet_int()) [L9513] COND FALSE !(__VERIFIER_nondet_int()) [L9529] COND FALSE !(__VERIFIER_nondet_int()) [L9545] COND FALSE !(__VERIFIER_nondet_int()) [L9561] COND FALSE !(__VERIFIER_nondet_int()) [L9577] COND FALSE !(__VERIFIER_nondet_int()) [L9593] COND FALSE !(__VERIFIER_nondet_int()) [L9609] COND FALSE !(__VERIFIER_nondet_int()) [L9625] COND FALSE !(__VERIFIER_nondet_int()) [L9641] COND FALSE !(__VERIFIER_nondet_int()) [L9657] COND FALSE !(__VERIFIER_nondet_int()) [L9673] COND FALSE !(__VERIFIER_nondet_int()) [L9689] COND FALSE !(__VERIFIER_nondet_int()) [L9705] COND FALSE !(__VERIFIER_nondet_int()) [L9721] COND FALSE !(__VERIFIER_nondet_int()) [L9737] COND FALSE !(__VERIFIER_nondet_int()) [L9753] COND FALSE !(__VERIFIER_nondet_int()) [L9769] COND FALSE !(__VERIFIER_nondet_int()) [L9785] COND FALSE !(__VERIFIER_nondet_int()) [L9801] COND FALSE !(__VERIFIER_nondet_int()) [L9817] COND FALSE !(__VERIFIER_nondet_int()) [L9833] COND FALSE !(__VERIFIER_nondet_int()) [L9849] COND FALSE !(__VERIFIER_nondet_int()) [L9865] COND FALSE !(__VERIFIER_nondet_int()) [L9881] COND FALSE !(__VERIFIER_nondet_int()) [L9897] COND FALSE !(__VERIFIER_nondet_int()) [L9913] COND FALSE !(__VERIFIER_nondet_int()) [L9929] COND FALSE !(__VERIFIER_nondet_int()) [L9945] COND FALSE !(__VERIFIER_nondet_int()) [L9961] COND FALSE !(__VERIFIER_nondet_int()) [L9977] COND FALSE !(__VERIFIER_nondet_int()) [L9993] COND FALSE !(__VERIFIER_nondet_int()) [L10009] COND FALSE !(__VERIFIER_nondet_int()) [L10025] COND FALSE !(__VERIFIER_nondet_int()) [L10041] COND FALSE !(__VERIFIER_nondet_int()) [L10057] COND FALSE !(__VERIFIER_nondet_int()) [L10073] COND FALSE !(__VERIFIER_nondet_int()) [L10089] COND FALSE !(__VERIFIER_nondet_int()) [L10105] COND FALSE !(__VERIFIER_nondet_int()) [L10121] COND FALSE !(__VERIFIER_nondet_int()) [L10137] COND FALSE !(__VERIFIER_nondet_int()) [L10153] COND FALSE !(__VERIFIER_nondet_int()) [L10169] COND FALSE !(__VERIFIER_nondet_int()) [L10185] COND FALSE !(__VERIFIER_nondet_int()) [L10201] COND FALSE !(__VERIFIER_nondet_int()) [L10217] COND FALSE !(__VERIFIER_nondet_int()) [L10233] COND FALSE !(__VERIFIER_nondet_int()) [L10249] COND FALSE !(__VERIFIER_nondet_int()) [L10265] COND FALSE !(__VERIFIER_nondet_int()) [L10281] COND FALSE !(__VERIFIER_nondet_int()) [L10297] COND FALSE !(__VERIFIER_nondet_int()) [L10313] COND FALSE !(__VERIFIER_nondet_int()) [L10329] COND FALSE !(__VERIFIER_nondet_int()) [L10345] COND FALSE !(__VERIFIER_nondet_int()) [L10361] COND FALSE !(__VERIFIER_nondet_int()) [L10377] COND FALSE !(__VERIFIER_nondet_int()) [L10393] COND FALSE !(__VERIFIER_nondet_int()) [L10409] COND FALSE !(__VERIFIER_nondet_int()) [L10425] COND FALSE !(__VERIFIER_nondet_int()) [L10441] COND FALSE !(__VERIFIER_nondet_int()) [L10457] COND FALSE !(__VERIFIER_nondet_int()) [L10473] COND FALSE !(__VERIFIER_nondet_int()) [L10489] COND FALSE !(__VERIFIER_nondet_int()) [L10505] COND FALSE !(__VERIFIER_nondet_int()) [L10521] COND FALSE !(__VERIFIER_nondet_int()) [L10537] COND FALSE !(__VERIFIER_nondet_int()) [L10553] COND FALSE !(__VERIFIER_nondet_int()) [L10569] COND FALSE !(__VERIFIER_nondet_int()) [L10585] COND FALSE !(__VERIFIER_nondet_int()) [L10601] COND FALSE !(__VERIFIER_nondet_int()) [L10617] COND FALSE !(__VERIFIER_nondet_int()) [L10633] COND FALSE !(__VERIFIER_nondet_int()) [L10649] COND FALSE !(__VERIFIER_nondet_int()) [L10665] COND FALSE !(__VERIFIER_nondet_int()) [L10681] COND FALSE !(__VERIFIER_nondet_int()) [L10697] COND FALSE !(__VERIFIER_nondet_int()) [L10713] COND FALSE !(__VERIFIER_nondet_int()) [L10729] COND FALSE !(__VERIFIER_nondet_int()) [L10745] COND FALSE !(__VERIFIER_nondet_int()) [L10761] COND FALSE !(__VERIFIER_nondet_int()) [L10777] COND FALSE !(__VERIFIER_nondet_int()) [L10793] COND FALSE !(__VERIFIER_nondet_int()) [L10809] COND FALSE !(__VERIFIER_nondet_int()) [L10825] COND FALSE !(__VERIFIER_nondet_int()) [L10841] COND FALSE !(__VERIFIER_nondet_int()) [L10857] COND FALSE !(__VERIFIER_nondet_int()) [L10873] COND FALSE !(__VERIFIER_nondet_int()) [L10889] COND FALSE !(__VERIFIER_nondet_int()) [L10905] COND FALSE !(__VERIFIER_nondet_int()) [L10921] COND FALSE !(__VERIFIER_nondet_int()) [L10937] COND FALSE !(__VERIFIER_nondet_int()) [L10953] COND FALSE !(__VERIFIER_nondet_int()) [L10969] COND FALSE !(__VERIFIER_nondet_int()) [L10985] COND FALSE !(__VERIFIER_nondet_int()) [L11001] COND FALSE !(__VERIFIER_nondet_int()) [L11017] COND FALSE !(__VERIFIER_nondet_int()) [L11033] COND FALSE !(__VERIFIER_nondet_int()) [L11049] COND FALSE !(__VERIFIER_nondet_int()) [L11065] COND FALSE !(__VERIFIER_nondet_int()) [L11081] COND FALSE !(__VERIFIER_nondet_int()) [L11097] COND FALSE !(__VERIFIER_nondet_int()) [L11113] COND FALSE !(__VERIFIER_nondet_int()) [L11129] COND FALSE !(__VERIFIER_nondet_int()) [L11145] COND FALSE !(__VERIFIER_nondet_int()) [L11161] COND FALSE !(__VERIFIER_nondet_int()) [L11177] COND FALSE !(__VERIFIER_nondet_int()) [L11193] COND FALSE !(__VERIFIER_nondet_int()) [L11209] COND FALSE !(__VERIFIER_nondet_int()) [L11225] COND FALSE !(__VERIFIER_nondet_int()) [L11241] COND FALSE !(__VERIFIER_nondet_int()) [L11257] COND FALSE !(__VERIFIER_nondet_int()) [L11273] COND FALSE !(__VERIFIER_nondet_int()) [L11289] COND FALSE !(__VERIFIER_nondet_int()) [L11305] COND FALSE !(__VERIFIER_nondet_int()) [L11321] COND FALSE !(__VERIFIER_nondet_int()) [L11337] COND FALSE !(__VERIFIER_nondet_int()) [L11353] COND FALSE !(__VERIFIER_nondet_int()) [L11369] COND FALSE !(__VERIFIER_nondet_int()) [L11385] COND FALSE !(__VERIFIER_nondet_int()) [L11401] COND FALSE !(__VERIFIER_nondet_int()) [L11417] COND FALSE !(__VERIFIER_nondet_int()) [L11433] COND FALSE !(__VERIFIER_nondet_int()) [L11449] COND FALSE !(__VERIFIER_nondet_int()) [L11465] COND FALSE !(__VERIFIER_nondet_int()) [L11481] COND FALSE !(__VERIFIER_nondet_int()) [L11497] COND FALSE !(__VERIFIER_nondet_int()) [L11513] COND FALSE !(__VERIFIER_nondet_int()) [L11529] COND FALSE !(__VERIFIER_nondet_int()) [L11545] COND FALSE !(__VERIFIER_nondet_int()) [L11561] COND FALSE !(__VERIFIER_nondet_int()) [L11577] COND FALSE !(__VERIFIER_nondet_int()) [L11593] COND FALSE !(__VERIFIER_nondet_int()) [L11609] COND FALSE !(__VERIFIER_nondet_int()) [L11625] COND FALSE !(__VERIFIER_nondet_int()) [L11641] COND FALSE !(__VERIFIER_nondet_int()) [L11657] COND FALSE !(__VERIFIER_nondet_int()) [L11673] COND FALSE !(__VERIFIER_nondet_int()) [L11689] COND FALSE !(__VERIFIER_nondet_int()) [L11705] COND FALSE !(__VERIFIER_nondet_int()) [L11721] COND FALSE !(__VERIFIER_nondet_int()) [L11737] COND FALSE !(__VERIFIER_nondet_int()) [L11753] COND FALSE !(__VERIFIER_nondet_int()) [L11769] COND FALSE !(__VERIFIER_nondet_int()) [L11785] COND FALSE !(__VERIFIER_nondet_int()) [L11801] COND FALSE !(__VERIFIER_nondet_int()) [L11817] COND FALSE !(__VERIFIER_nondet_int()) [L11833] COND FALSE !(__VERIFIER_nondet_int()) [L11849] COND FALSE !(__VERIFIER_nondet_int()) [L11865] COND FALSE !(__VERIFIER_nondet_int()) [L11881] COND FALSE !(__VERIFIER_nondet_int()) [L11897] COND FALSE !(__VERIFIER_nondet_int()) [L11913] COND FALSE !(__VERIFIER_nondet_int()) [L11929] COND FALSE !(__VERIFIER_nondet_int()) [L11945] COND FALSE !(__VERIFIER_nondet_int()) [L11961] COND FALSE !(__VERIFIER_nondet_int()) [L11977] COND FALSE !(__VERIFIER_nondet_int()) [L11993] COND FALSE !(__VERIFIER_nondet_int()) [L12009] COND FALSE !(__VERIFIER_nondet_int()) [L12025] COND FALSE !(__VERIFIER_nondet_int()) [L12041] COND FALSE !(__VERIFIER_nondet_int()) [L12057] COND FALSE !(__VERIFIER_nondet_int()) [L12073] COND FALSE !(__VERIFIER_nondet_int()) [L12089] COND FALSE !(__VERIFIER_nondet_int()) [L12105] COND FALSE !(__VERIFIER_nondet_int()) [L12121] COND FALSE !(__VERIFIER_nondet_int()) [L12137] COND FALSE !(__VERIFIER_nondet_int()) [L12153] COND FALSE !(__VERIFIER_nondet_int()) [L12169] COND FALSE !(__VERIFIER_nondet_int()) [L12185] COND FALSE !(__VERIFIER_nondet_int()) [L12201] COND FALSE !(__VERIFIER_nondet_int()) [L12217] COND FALSE !(__VERIFIER_nondet_int()) [L12233] COND FALSE !(__VERIFIER_nondet_int()) [L12249] COND FALSE !(__VERIFIER_nondet_int()) [L12265] COND FALSE !(__VERIFIER_nondet_int()) [L12281] COND FALSE !(__VERIFIER_nondet_int()) [L12297] COND FALSE !(__VERIFIER_nondet_int()) [L12313] COND FALSE !(__VERIFIER_nondet_int()) [L12329] COND FALSE !(__VERIFIER_nondet_int()) [L12345] COND FALSE !(__VERIFIER_nondet_int()) [L12361] COND FALSE !(__VERIFIER_nondet_int()) [L12377] COND FALSE !(__VERIFIER_nondet_int()) [L12393] COND FALSE !(__VERIFIER_nondet_int()) [L12409] COND FALSE !(__VERIFIER_nondet_int()) [L12425] COND FALSE !(__VERIFIER_nondet_int()) [L12441] COND FALSE !(__VERIFIER_nondet_int()) [L12457] COND FALSE !(__VERIFIER_nondet_int()) [L12473] COND FALSE !(__VERIFIER_nondet_int()) [L12489] COND FALSE !(__VERIFIER_nondet_int()) [L12505] COND FALSE !(__VERIFIER_nondet_int()) [L12521] COND FALSE !(__VERIFIER_nondet_int()) [L12537] COND FALSE !(__VERIFIER_nondet_int()) [L12553] COND FALSE !(__VERIFIER_nondet_int()) [L12569] COND FALSE !(__VERIFIER_nondet_int()) [L12585] COND FALSE !(__VERIFIER_nondet_int()) [L12601] COND FALSE !(__VERIFIER_nondet_int()) [L12617] COND FALSE !(__VERIFIER_nondet_int()) [L12633] COND FALSE !(__VERIFIER_nondet_int()) [L12649] COND FALSE !(__VERIFIER_nondet_int()) [L12665] COND FALSE !(__VERIFIER_nondet_int()) [L12681] COND FALSE !(__VERIFIER_nondet_int()) [L12697] COND FALSE !(__VERIFIER_nondet_int()) [L12713] COND FALSE !(__VERIFIER_nondet_int()) [L12729] COND FALSE !(__VERIFIER_nondet_int()) [L12745] COND FALSE !(__VERIFIER_nondet_int()) [L12761] COND FALSE !(__VERIFIER_nondet_int()) [L12777] COND FALSE !(__VERIFIER_nondet_int()) [L12793] COND FALSE !(__VERIFIER_nondet_int()) [L12809] COND FALSE !(__VERIFIER_nondet_int()) [L12825] COND FALSE !(__VERIFIER_nondet_int()) [L12841] COND FALSE !(__VERIFIER_nondet_int()) [L12857] COND FALSE !(__VERIFIER_nondet_int()) [L12873] COND FALSE !(__VERIFIER_nondet_int()) [L12889] COND FALSE !(__VERIFIER_nondet_int()) [L12905] COND FALSE !(__VERIFIER_nondet_int()) [L12921] COND FALSE !(__VERIFIER_nondet_int()) [L12937] COND FALSE !(__VERIFIER_nondet_int()) [L12953] COND FALSE !(__VERIFIER_nondet_int()) [L12969] COND FALSE !(__VERIFIER_nondet_int()) [L12985] COND FALSE !(__VERIFIER_nondet_int()) [L13001] COND FALSE !(__VERIFIER_nondet_int()) [L13017] COND FALSE !(__VERIFIER_nondet_int()) [L13033] COND FALSE !(__VERIFIER_nondet_int()) [L13049] COND FALSE !(__VERIFIER_nondet_int()) [L13065] COND FALSE !(__VERIFIER_nondet_int()) [L13081] COND FALSE !(__VERIFIER_nondet_int()) [L13097] COND FALSE !(__VERIFIER_nondet_int()) [L13113] COND FALSE !(__VERIFIER_nondet_int()) [L13129] COND FALSE !(__VERIFIER_nondet_int()) [L13145] COND FALSE !(__VERIFIER_nondet_int()) [L13161] COND FALSE !(__VERIFIER_nondet_int()) [L13177] COND FALSE !(__VERIFIER_nondet_int()) [L13193] COND FALSE !(__VERIFIER_nondet_int()) [L13209] COND FALSE !(__VERIFIER_nondet_int()) [L13225] COND FALSE !(__VERIFIER_nondet_int()) [L13241] COND FALSE !(__VERIFIER_nondet_int()) [L13257] COND FALSE !(__VERIFIER_nondet_int()) [L13273] COND FALSE !(__VERIFIER_nondet_int()) [L13289] COND FALSE !(__VERIFIER_nondet_int()) [L13305] COND FALSE !(__VERIFIER_nondet_int()) [L13321] COND FALSE !(__VERIFIER_nondet_int()) [L13337] COND FALSE !(__VERIFIER_nondet_int()) [L13353] COND FALSE !(__VERIFIER_nondet_int()) [L13369] COND FALSE !(__VERIFIER_nondet_int()) [L13385] COND FALSE !(__VERIFIER_nondet_int()) [L13401] COND FALSE !(__VERIFIER_nondet_int()) [L13417] COND TRUE __VERIFIER_nondet_int() [L13421] method_id = 21 VAL [P1=1, P2=1, P3=0, P4=1, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=21, q=4, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=0, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=0, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L13423] COND TRUE (!this_spacecraft_cEDS && (!this_spacecraft_cLSAM_ASCENT && (!this_spacecraft_cSM && !this_spacecraft_cLAS))) VAL [P1=1, P2=1, P3=0, P4=1, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=21, q=4, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=0, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=0, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] [L39962] reach_error() VAL [P1=1, P2=1, P3=0, P4=1, P5=0, m_CEV=12, m_abort=13, m_abortPassiveLAScompletion=17, m_completion=2, m_deOrbit=21, m_edsSeparation=6, m_eiBurn=9, m_enterOrbitOps=14, m_failure=15, m_lasJettison=18, m_loiBurn=4, m_lsamAscentBurn=19, m_lsamAscentRendezvous=7, m_lsamRendezvous=10, m_lsamSeparation=16, m_smSeparation=8, m_srbIgnition=20, m_stage1Separation=5, m_stage2Separation=1, m_teiBurn=11, m_tliBurn=3, method_id=21, q=4, this_spacecraft_cCM=1, this_spacecraft_cEDS=0, this_spacecraft_cLAS=0, this_spacecraft_cLSAM_ASCENT=0, this_spacecraft_cLSAM_DESCENT=0, this_spacecraft_cSM=0, this_spacecraft_cStage1=1, this_spacecraft_cStage2=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7492 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 39.7s, OverallIterations: 21, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 66351 SdHoareTripleChecker+Valid, 5.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 66351 mSDsluCounter, 276665 SdHoareTripleChecker+Invalid, 4.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 115869 mSDsCounter, 1287 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3459 IncrementalHoareTripleChecker+Invalid, 4746 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1287 mSolverCounterUnsat, 160796 mSDtfsCounter, 3459 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49487occurred in iteration=20, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.1s AutomataMinimizationTime, 20 MinimizatonAttempts, 618 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 22.8s InterpolantComputationTime, 5989 NumberOfCodeBlocks, 5989 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 5384 ConstructedInterpolants, 0 QuantifiedInterpolants, 16667 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 314/314 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-11-29 01:36:00,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fab7f3d-faaa-4c11-9b24-d03946efb690/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE